What airlines fly to Portland?

Allegiant Air, Delta and American Airlines are the top three most popular airlines that fly to Portland from Green Bay according to our data. Allegiant Air is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 4 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Green Bay to Portland?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 41m.

Which layover airport has the shortest connection time from Green Bay to Portland?

Chicago (ORD) has the shortest average layover time for this route: 1h 33m.

What is the cheapest airline that flies from Green Bay Austin-Straubel to Portland?

American Airlines, United Airlines, and Delta are the most popular carriers operating from Green Bay Austin-Straubel to Portland

Which layover airport offers the lowest fares from Green Bay to Portland?

Flights via Chicago (ORD) offer the lowest average round-trip price of $521.

Which airport is the most popular layover for flights between Green Bay and Portland?

Chicago (ORD) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Portland Airport?

Prices for flights from Green Bay Austin-Straubel Airport to Portland Airport were last updated today.

How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Portland Airport?

As of December 2025, there are 3 operators available to choose from for flights from Green Bay Austin-Straubel Airport to Portland Airport.

How old do you have to be to fly from Green Bay Austin-Straubel Airport to Portland Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$202 Cheap Flights from Green Bay to Portland in 2025/26

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4:18 pm - 8:32 pmGRB-PDX

6h 14m1 stop

1:53 pm - 9:35 pmPDX-GRB

5h 42m1 stop

$251Delta

Find Deal

Wed, Jan 28 - Sat, Jan 31

7:00 am - 4:30 pmGRB-PDX

11h 30m2 stops

1:53 pm - 9:35 pmPDX-GRB

5h 42m1 stop

$256Delta

Find Deal

Wed, Jan 28 - Sat, Jan 31

5:28 pm - 10:56 pmGRB-PDX

7h 28m1 stop

11:59 pm - 10:04 amPDX-GRB

8h 05m1 stop

$270United Airlines

Find Deal

Sat, Feb 28 - Thu, Mar 5

3:05 pm - 10:56 pmGRB-PDX

9h 51m1 stop

7:00 am - 3:09 pmPDX-GRB

6h 09m1 stop

$273United Airlines

Find Deal

Sat, Feb 28 - Wed, Mar 4

6:31 am - 11:57 amGRB-PDX

7h 26m1 stop

11:59 pm - 10:04 amPDX-GRB

8h 05m1 stop

$290United Airlines

Find Deal

Sun, Feb 8 - Sat, Feb 14

11:13 am - 10:48 pmGRB-PDX

13h 35m2 stops

6:00 am - 4:44 pmPDX-GRB

8h 44m2 stops

$314Delta

Find Deal

Sat, Feb 28 - Thu, Mar 5

11:13 am - 10:48 pmGRB-PDX

13h 35m2 stops

6:00 am - 4:44 pmPDX-GRB

8h 44m2 stops

$329Delta

Find Deal

Sat, Feb 28 - Wed, Mar 4

6:15 am - 12:44 pmGRB-PDX

8h 29m1 stop

6:00 am - 4:44 pmPDX-GRB

8h 44m2 stops

$339Delta

Find Deal

Sat, Feb 28 - Thu, Mar 5

6:31 am - 2:48 pmGRB-PDX

10h 17m2 stops

5:00 am - 4:47 pmPDX-GRB

9h 47m2 stops

$351United Airlines

Find Deal

Wed, Jan 28 - Sat, Jan 31

12:06 pm - 5:33 pmGRB-PDX

7h 27m1 stop

7:35 pm - 10:33 amPDX-GRB

12h 58m2 stops

$354Delta

Find Deal

Wed, Feb 25 - Mon, Mar 2

Delta flights from Green Bay to Portland

Our best Delta deals on Green Bay to Portland flight tickets

Delta

Jan 28

GRB4:18 pmGreen Bay Austin-Straubel

6h 14m

1 stop

PDX8:32 pmPortland

Jan 31

PDX1:53 pmPortland

5h 42m

1 stop

GRB9:35 pmGreen Bay Austin-Straubel

$251

Find similar

Delta

Jan 28

GRB7:00 amGreen Bay Austin-Straubel

11h 30m

2 stops

PDX4:30 pmPortland

Jan 31

PDX1:53 pmPortland

5h 42m

1 stop

GRB9:35 pmGreen Bay Austin-Straubel

$256

Find similar

Delta

Feb 28

GRB11:13 amGreen Bay Austin-Straubel

13h 35m

2 stops

PDX10:48 pmPortland

Mar 5

PDX6:00 amPortland

8h 44m

2 stops

GRB4:44 pmGreen Bay Austin-Straubel

$314

Find similar

United Airlines flights from Green Bay to Portland

Our best United Airlines deals on Green Bay to Portland flight tickets

United Airlines

Feb 28

GRB5:28 pmGreen Bay Austin-Straubel

7h 28m

1 stop

PDX10:56 pmPortland

Mar 5

PDX11:59 pmPortland

8h 05m

1 stop

GRB10:04 amGreen Bay Austin-Straubel

$270

Find similar

United Airlines

Feb 28

GRB3:05 pmGreen Bay Austin-Straubel

9h 51m

1 stop

PDX10:56 pmPortland

Mar 4

PDX7:00 amPortland

6h 09m

1 stop

GRB3:09 pmGreen Bay Austin-Straubel

$273

Find similar

United Airlines

Jan 25

GRB6:31 amGreen Bay Austin-Straubel

7h 26m

1 stop

PDX11:57 amPortland

Feb 1

PDX7:00 amPortland

6h 07m

1 stop

GRB3:07 pmGreen Bay Austin-Straubel

$289

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 1/28

4:18 pm-8:32 pm

1 stop6h 14m

Portland

Sat 1/31

1:53 pm-9:35 pm

1 stop5h 42m

$251

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 1/28

7:00 am-4:30 pm

2 stops11h 30m

Portland

Sat 1/31

1:53 pm-9:35 pm

1 stop5h 42m

$256

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 2/28

5:28 pm-10:56 pm

1 stop7h 28m

Portland

Thu 3/5

11:59 pm-10:04 am

1 stop8h 05m

$270

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 2/28

3:05 pm-10:56 pm

1 stop9h 51m

Portland

Wed 3/4

7:00 am-3:09 pm

1 stop6h 09m

$273

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sun 2/8

6:31 am-11:57 am

1 stop7h 26m

Portland

Sat 2/14

11:59 pm-10:04 am

1 stop8h 05m

$290

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 2/28

11:13 am-10:48 pm

2 stops13h 35m

Portland

Thu 3/5

6:00 am-4:44 pm

2 stops8h 44m

$314

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 2/28

11:13 am-10:48 pm

2 stops13h 35m

Portland

Wed 3/4

6:00 am-4:44 pm

2 stops8h 44m

$329

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 2/28

6:15 am-12:44 pm

1 stop8h 29m

Portland

Thu 3/5

6:00 am-4:44 pm

2 stops8h 44m

$339

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 1/28

6:31 am-2:48 pm

2 stops10h 17m

Portland

Sat 1/31

5:00 am-4:47 pm

2 stops9h 47m

$351

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 2/25

12:06 pm-5:33 pm

1 stop7h 27m

Portland

Mon 3/2

7:35 pm-10:33 am

2 stops12h 58m

$354

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Green Bay to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Green Bay is in January. Flight prices, which tend to average around $291, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until July to fly from Green Bay, when ticket prices are also cheap, with an average price of $297.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Sunday when prices can be found for as low as $402. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Monday, with ticket prices averaging around $736.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $554. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $564 per ticket.

When to book flights from Green Bay to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Portland according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Green Bay to Portland (GRB to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Portland

Fastest flight time	6h 14m
Direct flights	None

The fastest flight from Green Bay to Portland takes 6h 14m

There are no direct flights from Green Bay to Portland. There are no popular flight routes from Green Bay to Portland.

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How far is Green Bay Austin-Straubel to Portland by plane?
The straight-line distance from Green Bay Austin-Straubel to Portland is 1679.6 mi. Typically, this will take 6h 14m by plane in normal conditions.
When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Portland Airport?
Prices for flights from Green Bay Austin-Straubel Airport to Portland Airport were last updated today.
How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Portland Airport?
As of December 2025, there are 3 operators available to choose from for flights from Green Bay Austin-Straubel Airport to Portland Airport.
How old do you have to be to fly from Green Bay Austin-Straubel Airport to Portland Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Green Bay to Portland?
Based on momondo bookings for flights between Green Bay and Portland, the leading airline is Delta, making up 55% of the total bookings. Other popular airlines include United Airlines with 31% and American Airlines with 14%.

Best airlines flying from Green Bay to Portland

Compare and see reviews for airlines that fly from Green Bay to Portland with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
Delta	PriceFrom $288	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
American Airlines	PriceFrom $314	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights

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Why should I use momondo to find a flight deal from Green Bay to Portland?

It is quick and easy to find Green Bay to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

Can I find flights from Green Bay to Portland with flexible booking policies on momondo?

Flights from Green Bay to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Green Bay to Portland?

momondo helps you find the best flight between Green Bay and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Green Bay to Portland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Green Bay to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

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Cheap flights from Green Bay to Portland from $251

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Portland departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Green Bay to Portland

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How to get the cheapest flight ticket from Green Bay to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portland?

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Sunday when prices can be found for as low as $402. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Monday, with ticket prices averaging around $736.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $554. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $564 per ticket.

What is the cheapest airline that flies from Green Bay Austin-Straubel to Portland?

American Airlines, United Airlines, and Delta are the most popular carriers operating from Green Bay Austin-Straubel to Portland

What airlines fly to Portland?

Which airport is the most popular layover for flights between Green Bay and Portland?

Chicago (ORD) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Green Bay to Portland?

Flights via Chicago (ORD) offer the lowest average round-trip price of $521.

Which layover airport has the shortest travel time from Green Bay to Portland?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 41m.

Which layover airport has the shortest connection time from Green Bay to Portland?

Chicago (ORD) has the shortest average layover time for this route: 1h 33m.

When to book flights from Green Bay to Portland

Cheap Green Bay to Portland (GRB to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Portland

Fastest flight time

Direct flights

How far is Green Bay Austin-Straubel to Portland by plane?

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Portland Airport?

How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Portland Airport?

How old do you have to be to fly from Green Bay Austin-Straubel Airport to Portland Airport?

What documentation or ID do you need to fly to Portland Airport?

What is the most popular airline from Green Bay to Portland?

Best airlines flying from Green Bay to Portland

Compare and see reviews for airlines that fly from Green Bay to Portland with momondo

Traveling to a place near Portland?

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Portland?

Can I find flights from Green Bay to Portland with flexible booking policies on momondo?

How can momondo help me find flights from Green Bay to Portland?

I’m not ready to book a flight from Green Bay to Portland right now. Can momondo alert me if prices change?

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon